1 US fluid ounce equals 29.5735 milliliters. To convert US fluid ounces to milliliters, multiply the US fluid ounce value by 29.5735. For quick reference: 1 fl oz = 29.5735 mL, 5 fl oz = 147.868 mL, 10 fl oz = 295.735 mL, 100 fl oz = 2957.35 mL.
FormulaMilliliters = US fluid ounces × 29.5735
Quick
How to convert US fluid ounces to milliliters
1
Take your value
Start with your value in US fluid ounces.
2
Multiply by 29.5735
Multiply the US fluid ounce value by 29.5735. This is the exact conversion factor from US fluid ounces to milliliters.
3
Read the result
The product is your value in milliliters. For example, 5 fl oz × 29.5735 = 147.868 mL.
Conversion formula
The exact factor from US fluid ounces to milliliters is 29.5735.
Milliliters = US fluid ounces × 29.5735
US fluid ounces to Milliliters conversion table
Fifty common reference values, hand-picked for skim utility. Use the calculator above for any value not listed.
Conversion table from US fluid ounces to milliliters
US fluid ounces (fl oz)
Milliliters (mL)
0.1 fl oz
2.9574 mL
0.25 fl oz
7.3934 mL
0.5 fl oz
14.787 mL
1 fl oz
29.574 mL
1.5 fl oz
44.36 mL
2 fl oz
59.147 mL
2.5 fl oz
73.934 mL
3 fl oz
88.721 mL
4 fl oz
118.29 mL
5 fl oz
147.87 mL
6 fl oz
177.44 mL
7 fl oz
207.01 mL
8 fl oz
236.59 mL
9 fl oz
266.16 mL
10 fl oz
295.74 mL
12 fl oz
354.88 mL
15 fl oz
443.6 mL
20 fl oz
591.47 mL
25 fl oz
739.34 mL
30 fl oz
887.21 mL
40 fl oz
1182.9 mL
50 fl oz
1478.7 mL
60 fl oz
1774.4 mL
75 fl oz
2218 mL
100 fl oz
2957.4 mL
125 fl oz
3696.7 mL
150 fl oz
4436 mL
200 fl oz
5914.7 mL
250 fl oz
7393.4 mL
300 fl oz
8872.1 mL
400 fl oz
11829 mL
500 fl oz
14787 mL
600 fl oz
17744 mL
750 fl oz
22180 mL
1000 fl oz
29574 mL
1500 fl oz
44360 mL
2000 fl oz
59147 mL
2500 fl oz
73934 mL
3000 fl oz
88721 mL
4000 fl oz
118294 mL
5000 fl oz
147868 mL
7500 fl oz
221801 mL
10000 fl oz
295735 mL
15000 fl oz
443603 mL
20000 fl oz
591471 mL
25000 fl oz
739338 mL
30000 fl oz
887206 mL
40000 fl oz
1182941 mL
50000 fl oz
1478676 mL
100000 fl oz
2957353 mL
Real-world reference
A typical US shot is 1.5 fl oz. A standard US soda can is 12 fl oz. In milliliters, that gives you: 1 fl oz = 29.5735 mL, 10 fl oz = 295.735 mL, 100 fl oz = 2957.35 mL.
Frequently asked questions
How many milliliters are in 1 US fluid ounce?
1 US fluid ounce equals 29.5735 milliliters.
How do I convert US fluid ounces to milliliters?
Multiply the US fluid ounce value by 29.5735. So x fl oz × 29.5735 = the equivalent in mL.
What is 5 US fluid ounces in milliliters?
5 US fluid ounces equals 147.868 milliliters.
What is 10 US fluid ounces in milliliters?
10 US fluid ounces equals 295.735 milliliters.
What is 100 US fluid ounces in milliliters?
100 US fluid ounces equals 2957.35 milliliters.
How do I convert back from milliliters to US fluid ounces?
Multiply the milliliter value by 0.033814. For example, 1 mL = 0.033814 fl oz.
Is the US fluid ounce bigger than the milliliter?
Yes. 1 US fluid ounce is larger than 1 milliliter — specifically 29.5735 times larger.
Are these conversion factors exact?
Yes. The factor of 29.5735 is derived directly from the SI definitions of US fluid ounce and milliliter.
About the US fluid ounce and the milliliter
The US fluid ounce
The US fluid ounce (fl oz) is a customary unit of volume equal to 1/128 of a US gallon, or about 29.5735 mL. It is the standard unit for liquid serving sizes on US nutrition labels. The US fluid ounce is slightly larger than the UK fluid ounce (28.4131 mL) — confusingly, the opposite direction from the gallons.
The milliliter
The milliliter (mL) is a metric unit of volume equal to one-thousandth of a liter, or one cubic centimeter. It is the everyday unit for medication dosing, beverage sizes outside the US, and cooking in most of the world. Note that a US fluid ounce is 29.5735 mL, while a UK fluid ounce is 28.4131 mL.